#63CBFE#63CBFE

#63CBFE is a light, vivid cyan. Relative luminance 0.525; OKLCH L 80.0% C 0.120 H 232.3°. Best body text is #000000 at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#63CBFE
RGB	rgb(99, 203, 254)
HSL	hsl(200, 99%, 69%)
HSV	hsv(200, 61%, 100%)
CMYK	cmyk(61%, 20.1%, 0%, 0.4%)
CIE-LAB	lab(77.59, -15.49, -34.04)
CIE-LCH	lch(77.59, 37.40, 245.54°)
OKLab	oklab(80.02% -0.0735 -0.0952)
OKLCH	oklch(80.02% 0.12 232.3)
XYZ	xyz(44.3840, 52.5159, 101.5442)
Luminance	0.5252 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63CBFE #FE9663

analogous

#63FEE4 #63CBFE #637EFE

triadic

#63CBFE #FE63CB #CBFE63

tetradic

#63CBFE #E463FE #FE9663 #7EFE63

square

#63CBFE #E463FE #FE9663 #7EFE63

split-complementary

#63CBFE #FE637E #FEE463

monochromatic

#019AE5 #26B7FE #63CBFE #A0DFFE #DDF4FF

Accessibility & contrast

On white

1.83

#63CBFE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.50

#63CBFE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63CBFE

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63CBFE	#FFFFFF	#000000	##000000
##63CBFE	1.00	1.83	11.50	11.50
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.50	21.00	1.00	1.00
##000000	11.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2C9FF

Deuteranopia (green-blind)

#9CB9FD

Tritanopia (blue-blind)

#00D9DC

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #63cbfe;
/* rgb */ color: rgb(99, 203, 254);
/* oklch */ color: oklch(80.0% 0.120 232.3);

Tailwind

colors: {
  custom: {
    50: '#9cdaff',
    500: '#63cbfe',
    950: '#000000',
  },
}

SCSS

$custom: #63cbfe;
$custom-light: #9cdaff;
$custom-dark: #000000;

JSON

{
  "hex": "#63cbfe",
  "rgb": {
    "r": 99,
    "g": 203,
    "b": 254
  },
  "hsl": {
    "h": 199.742,
    "s": 98.726,
    "l": 69.216
  },
  "oklch": {
    "l": 0.80018,
    "c": 0.12029,
    "h": 232.3
  },
  "luminance": 0.5252
}

Semantic roles & 50–950 ramp

primary

#63CBFE

secondary

#D9652D

accent

#4C00E6

background

#FCFEFF

surface

#F6FBFF

border

#D0D4D7

text

#0F1418

muted

#808386

Preview Lab

Preview with #63CBFE

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →